738549-1

View detailed technical data, stock status, and sourcing information for: 738549-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-474-1370

Item Name Code

15934

Assigment Date

03/08/1972 (54 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

0.940 inches nominal hole diameter, 1.121 inches minimum and 1.125 inches maximum shoulder diameter, 0.075 inches minimum and 0.085 inches maximum shoulder height, 0.050 inches minimum and 0.060 inches maximum material thickness, 1.212 inches minimum and 1.216 inches maximum outside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.940 inches nominal
Shoulder Diameter: 1.121 inches minimum and 1.125 inches maximum
Outside Diameter: 1.212 inches minimum and 1.216 inches maximum
Shoulder Height: 0.075 inches minimum and 0.085 inches maximum
Material Thickness: 0.050 inches minimum and 0.060 inches maximum
Hardness Rating: 45.0 rockwell c minimum
Part Name Assigned By Controlling Agency: navy special project
Material: aluminum alloy 6061 overall
Material Document And Classification: ams 4117 assn std single material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: hs334,ty 2,fscm 73030 mfr ref single treatment response overall
Style Designator: shouldered

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
738549-1	Shouldered Washer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-00-474-1370?

The FSCG of the NSN 5310-00-474-1370 is 5310

Does the NSN 5310-00-474-1370 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-00-474-1370 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-00-474-1370 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-474-1370 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-00-474-1370 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Mar 8, 1972